header{
    width: 1000px;
    margin: 0 auto;
}
.header-line{
    height: 24px;
    background-color: aquamarine;
}
.header-content{
    padding:38px 76px 14px 72px;
    height: 116px;
    box-sizing: border-box;
}
.navigation{
    margin-left: 63px;
    padding-top: 38px;
}
.navigation a{
    font-size: 14px;
    color: black;
}
.navigation>ul>li{
    padding: 0 7px;
    position: relative;
}
.navigation .active::after{
    position: absolute;
    bottom: -5px;
    left: 35%;
    content:'' ;
    display: block;
    width: 35%;
    height: 1px;
    background-color: black;
}
.search{
    padding-left: 7px;
    border: 1px solid black;
    height: 30px;
    margin-top: 30px;

}
.search>input{
    border: none;
    outline: none;
    display: inline-block;
    height:calc(100% - 2px);
    vertical-align: top;

}
.search-logo{
    display:inline-block;
    line-height: 30px;height: 100px;
}
.search-logo>img{
    vertical-align: middle;
}